40cm, 15cm and 23cm. Find the semiperimeter of the triangle
Answers
Answered by
0
Answer:
39 cm
Step-by-step explanation:
Perimeter = Sum of all the sides
= 40 + 15 + 23 = 78 cm
Semiperimeter = 78/2 = 39 cm
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Answered by
0
Answer:
39 cm
Step-by-step explanation:
a +b + c
semi-perimeter = _______
2
= 40+15+23 ÷ 2
= 78 ÷ 2
= 39 cm
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